DUID 00:04:44:5a:cc:c9:49:7a:03:7b:0e:36:9f:1a:c7:8d:92:7d
forked to background, child pid 4670
[ 33.165708][ T4671] 8021q: adding VLAN 0 to HW filter on device bond0
[ 33.177204][ T4671] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.140' (ECDSA) to the list of known hosts.
2023/05/15 21:06:37 fuzzer started
2023/05/15 21:06:37 connecting to host at 10.128.0.169:33277
2023/05/15 21:06:37 checking machine...
2023/05/15 21:06:37 checking revisions...
2023/05/15 21:06:37 testing simple program...
syzkaller login: [ 55.105450][ T5002] cgroup: Unknown subsys name 'net'
[ 55.276218][ T5002] cgroup: Unknown subsys name 'rlimit'
[ 55.376818][ T4996] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4996 'syz-fuzzer'
[ 55.497637][ T5007] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 55.505761][ T5007] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 55.513338][ T5007] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 55.521367][ T5007] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 55.528974][ T5007] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 55.537216][ T5007] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 55.563503][ T5006] ------------[ cut here ]------------
[ 55.569063][ T5006] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 55.580460][ T5006] WARNING: CPU: 1 PID: 5006 at net/sysctl_net.c:155 register_net_sysctl+0x207/0x3c0
[ 55.590188][ T5006] Modules linked in:
[ 55.594076][ T5006] CPU: 1 PID: 5006 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00233-g0d9b41daa590 #0
[ 55.604576][ T5006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 55.614684][ T5006] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 55.620686][ T5006] Code: 8b 43 f4 48 89 f8 48 c1 e8 03 80 3c 28 00 0f 85 a9 01 00 00 48 8b 53 ec 4c 89 e9 4c 89 fe 48 c7 c7 c0 01 85 8b e8 59 61 81 f7 <0f> 0b 48 89 d8 48 c1 e8 03 0f b6 14 28 48 89 d8 83 e0 07 83 c0 01
[ 55.641675][ T5006] RSP: 0018:ffffc90003c6fbf8 EFLAGS: 00010286
[ 55.647798][ T5006] RAX: 0000000000000000 RBX: ffff88801f537c54 RCX: 0000000000000000
[ 55.655849][ T5006] RDX: ffff888028265940 RSI: ffffffff814c03e7 RDI: 0000000000000001
[ 55.663950][ T5006] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 55.672047][ T5006] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801f537c48
[ 55.680237][ T5006] R13: ffffffff8b850040 R14: 0000000000000000 R15: ffffffff8b694ce0
[ 55.688217][ T5006] FS: 0000555555adf400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 55.697263][ T5006] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.703989][ T5006] CR2: 00007ffc42790d88 CR3: 0000000070879000 CR4: 00000000003506e0
[ 55.712042][ T5006] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 55.720131][ T5006] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 55.728126][ T5006] Call Trace:
[ 55.731473][ T5006]
[ 55.735158][ T5006] ? ip4_frag_init+0x380/0x380
[ 55.739978][ T5006] ipv4_frags_init_net+0x269/0x430
[ 55.745128][ T5006] ops_init+0xb9/0x6b0
[ 55.749314][ T5006] setup_net+0x5d1/0xc50
[ 55.753644][ T5006] ? ops_init+0x6b0/0x6b0
[ 55.758026][ T5006] copy_net_ns+0x4ee/0x8e0
[ 55.762524][ T5006] create_new_namespaces+0x3f6/0xb20
[ 55.767841][ T5006] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 55.773619][ T5006] ksys_unshare+0x449/0x920
[ 55.778168][ T5006] ? unshare_fd+0x1c0/0x1c0
[ 55.782714][ T5006] ? unlock_page_memcg+0x2d0/0x2d0
[ 55.787851][ T5006] ? syscall_enter_from_user_mode+0x26/0x80
[ 55.793785][ T5006] __x64_sys_unshare+0x31/0x40
[ 55.798567][ T5006] do_syscall_64+0x39/0xb0
[ 55.803027][ T5006] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 55.808946][ T5006] RIP: 0033:0x7f159308d727
[ 55.813412][ T5006] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 55.833069][ T5006] RSP: 002b:00007ffc42790da8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 55.841515][ T5006] RAX: ffffffffffffffda RBX: 00007ffc427913e8 RCX: 00007f159308d727
[ 55.849548][ T5006] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 55.857534][ T5006] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 55.865640][ T5006] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003
[ 55.873766][ T5006] R13: 00007ffc42790e80 R14: 00007f15931ac9d8 R15: 000000000000000c
[ 55.881896][ T5006]
[ 55.884938][ T5006] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 55.892223][ T5006] CPU: 1 PID: 5006 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00233-g0d9b41daa590 #0
[ 55.902551][ T5006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 55.912607][ T5006] Call Trace:
[ 55.915884][ T5006]
[ 55.918814][ T5006] dump_stack_lvl+0xd9/0x150
[ 55.923519][ T5006] panic+0x686/0x730
[ 55.927428][ T5006] ? panic_smp_self_stop+0xa0/0xa0
[ 55.932642][ T5006] ? show_trace_log_lvl+0x285/0x390
[ 55.937873][ T5006] ? register_net_sysctl+0x207/0x3c0
[ 55.943168][ T5006] check_panic_on_warn+0xb1/0xc0
[ 55.948122][ T5006] __warn+0xf2/0x390
[ 55.952054][ T5006] ? __wake_up_klogd.part.0+0x99/0xf0
[ 55.957524][ T5006] ? register_net_sysctl+0x207/0x3c0
[ 55.962840][ T5006] report_bug+0x2da/0x500
[ 55.967225][ T5006] handle_bug+0x3c/0x70
[ 55.971382][ T5006] exc_invalid_op+0x18/0x50
[ 55.975888][ T5006] asm_exc_invalid_op+0x1a/0x20
[ 55.980753][ T5006] RIP: 0010:register_net_sysctl+0x207/0x3c0
[ 55.986750][ T5006] Code: 8b 43 f4 48 89 f8 48 c1 e8 03 80 3c 28 00 0f 85 a9 01 00 00 48 8b 53 ec 4c 89 e9 4c 89 fe 48 c7 c7 c0 01 85 8b e8 59 61 81 f7 <0f> 0b 48 89 d8 48 c1 e8 03 0f b6 14 28 48 89 d8 83 e0 07 83 c0 01
[ 56.006620][ T5006] RSP: 0018:ffffc90003c6fbf8 EFLAGS: 00010286
[ 56.012689][ T5006] RAX: 0000000000000000 RBX: ffff88801f537c54 RCX: 0000000000000000
[ 56.020667][ T5006] RDX: ffff888028265940 RSI: ffffffff814c03e7 RDI: 0000000000000001
[ 56.028636][ T5006] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000
[ 56.036620][ T5006] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801f537c48
[ 56.044592][ T5006] R13: ffffffff8b850040 R14: 0000000000000000 R15: ffffffff8b694ce0
[ 56.052751][ T5006] ? __warn_printk+0x187/0x310
[ 56.057537][ T5006] ? register_net_sysctl+0x207/0x3c0
[ 56.062835][ T5006] ? ip4_frag_init+0x380/0x380
[ 56.067620][ T5006] ipv4_frags_init_net+0x269/0x430
[ 56.072755][ T5006] ops_init+0xb9/0x6b0
[ 56.076869][ T5006] setup_net+0x5d1/0xc50
[ 56.081132][ T5006] ? ops_init+0x6b0/0x6b0
[ 56.085490][ T5006] copy_net_ns+0x4ee/0x8e0
[ 56.089914][ T5006] create_new_namespaces+0x3f6/0xb20
[ 56.095227][ T5006] unshare_nsproxy_namespaces+0xc1/0x1f0
[ 56.100881][ T5006] ksys_unshare+0x449/0x920
[ 56.105401][ T5006] ? unshare_fd+0x1c0/0x1c0
[ 56.109929][ T5006] ? unlock_page_memcg+0x2d0/0x2d0
[ 56.115063][ T5006] ? syscall_enter_from_user_mode+0x26/0x80
[ 56.121063][ T5006] __x64_sys_unshare+0x31/0x40
[ 56.126194][ T5006] do_syscall_64+0x39/0xb0
[ 56.130806][ T5006] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.136730][ T5006] RIP: 0033:0x7f159308d727
[ 56.141332][ T5006] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 56.161204][ T5006] RSP: 002b:00007ffc42790da8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 56.169624][ T5006] RAX: ffffffffffffffda RBX: 00007ffc427913e8 RCX: 00007f159308d727
[ 56.177598][ T5006] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000
[ 56.185570][ T5006] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000
[ 56.193541][ T5006] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003
[ 56.201536][ T5006] R13: 00007ffc42790e80 R14: 00007f15931ac9d8 R15: 000000000000000c
[ 56.209581][ T5006]
[ 56.212758][ T5006] Kernel Offset: disabled
[ 56.217155][ T5006] Rebooting in 86400 seconds..